ISRC DEF056400123
Verified recording
DEF056400123 is “Piano Sonata No. 1 in F Minor, Op. 2 No. 1: III. Menuetto (Allegretto)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xe5ff73d24800b1ef6e96a8b88efa26635ed4b9a8de95ba07bb5d071e2753b9a5 and independently timestamped
in Bitcoin block 960240 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400123.
Recording identifiers
- ISRC
- DEF056400123
- Title
- Piano Sonata No. 1 in F Minor, Op. 2 No. 1: III. Menuetto (Allegretto)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xe5ff73d24800b1ef6e96a8b88efa26635ed4b9a8de95ba07bb5d071e2753b9a5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:57:33+00:00
- Bitcoin block
- 960240
- Canonical record hash
sha256:0b7286f8ff737c319211adb417f1304bb5e2be6cdb0e11568d9aa2b0c6b456ff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400123
- Bitcoin block existence check
- https://blockstream.info/api/block/960240
Full record
Track page: Piano Sonata No. 1 in F Minor, Op. 2 No. 1: III. Menuetto (Allegretto) · Machine-readable JSON-LD